A health department representative released a statement saying the behavior "flagrantly violated New York City's smoking laws." Many also called out these celebrities for glamorizing a dangerous habit.

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Kendall Jenner's Pepsi commercial caused a huge wave of backlash and conversations about commercializing political movements.

We doubt anyone will can forget the Pepsi ad starring Kendall Jenner as a model-turned-protester who approaches police offers with a can of soda/peace offering.

The ad sparked backlash for its flippant treatment of protest movements like Black Lives Matter, which are aimed at raising awareness of police brutality and gun violence against people of color. Pepsi eventually pulled the ad and apologized.

An alleged sexual misconduct scandal caused production of "Bachelor in Paradise" to shut down temporarily.

DeMario Jackson and Corinne Olympios were at the center of this issue.
E! News/ABC

In June, sources told news outlets that a sexual encounter between DeMario Jackson and Corinne Olympios occurred when she was too drunk to give proper consent. Production was shut down, and "Bachelor"/"Bachelorette" fans were obsessively following the news of the event.

An investigation by producer Warner Bros. eventually concluded there was no misconduct, but the incident between Jackson and Olympios remained the focal point of "Bachelor in Paradise" this season.

There have been a lot of swirling reports about this couple's breakup.
AP

This was one of the most publicly discussed breakups of 2017. The entire drama (which you can read about in detail here), included explicit Instagram posts, weight loss surgery, domestic abuse allegations, and a temporary restraining order.

Tyrese Gibson and Dwayne "The Rock" Johnson were engaged in a public feud over the "Fast and the Furious" franchise movies.

The future of the "Fast and the Furious" franchise was looking rocky for awhile this year. Tyrese Gibson said in an Instagram post that if The Rock was in the ninth movie, he would not return to the franchise.

Kevin Hart was in the midst of a bizarre cheating and extortion scandal this year, but he's already making fun of himself on tour.

This was a wild story in 2017.
Alberto E. Rodriguez/ Getty Images

Hart posted a video on Instagram apologizing for cheating on his wife, and then reports revealed that a women was allegedly attempting to extort him. She reportedly had video footage of the infidelity — and the FBI became involved in the case.

Salling's collection of child pornography was discovered on a laptop, hard drive, and flash drive after Salling showed some of the images to a girlfriend. She reported him to the police, and Salling entered a plea agreement in October.